diff --git a/tools/armips.cpp b/tools/armips.cpp
index 2e26cf94..e0bd5f4a 100644
--- a/tools/armips.cpp
+++ b/tools/armips.cpp
@@ -55,7 +55,7 @@ SOFTWARE.
 #include <cstring>
 #include <cmath>
 #include <clocale>
-
+#include <cstdint>
 #include <sstream>
 #include <iomanip>
 #include <memory>